n+105+n=180

Solution for n+105+n=180 equation:

Simplifying
n + 105 + n = 180

Reorder the terms:
105 + n + n = 180

Combine like terms: n + n = 2n
105 + 2n = 180

Solving
105 + 2n = 180

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-105' to each side of the equation.
105 + -105 + 2n = 180 + -105

Combine like terms: 105 + -105 = 0
0 + 2n = 180 + -105
2n = 180 + -105

Combine like terms: 180 + -105 = 75
2n = 75

Divide each side by '2'.
n = 37.5

Simplifying
n = 37.5